Winchester Modest Rifle Primers 41

Winchester NATO-Spec Army Primers 41 are exactly the same primers Utilized in the Lake Metropolis 5.56mm ammunition. These primers are developed to exacting specs for shot to shot consistency. All primers are consistently and rigorously examined for consistency and sensitivity at temperatures and problems considerably outside of winchester 41 primers the number of normal use. Winchester ensures meticulously-controlled weights of primer mixtures, regularity in dimensions and excellent, exact measurements and tolerances for anvil heights and stability in extremes of temperatures and humidity.